LASER DETECTION OF THE RARE ISOTOPE HE-3 AT CONCENTRATIONS AS LOW AS 10(-9)

被引：21

作者：

ASEYEV, SA

KUDRYAVTSEV, YA

LETOKHOV, VS

PETRUNIN, VV

机构：

[1] Institute of Spectroscopy, USSR Academy of Sciences, Troitsk, Moscow Region

来源：

OPTICS LETTERS | 1991年 / 16卷 / 07期

关键词：

D O I：

10.1364/OL.16.000514

中图分类号：

O43 [光学];

学科分类号：

070207 ; 0803 ;

摘要：

The method of collinear laser photoionization of atoms in a modulated fast beam is used to detect the rare isotope He-3, with high-repetition-rate lasers being applied to improve the detection sensitivity. The method has made it possible to detect He-3 at relative abundances as low as 10(-9).

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页码：514 / 516

页数：3

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